%% You should probably cite rfc8580 instead of this I-D.
@techreport{ietf-extra-sieve-fcc-09,
    number =    {draft-ietf-extra-sieve-fcc-09},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-ietf-extra-sieve-fcc/09/},
    author =    {Kenneth Murchison and Bron Gondwana},
    title =     {{Sieve Extension: File Carbon Copy (FCC)}},
    pagetotal = 12,
    year =      2019,
    month =     jan,
    day =       13,
    abstract =  {The Sieve email filtering language provides a number of action commands, some of which can generate additional messages on behalf of the user. This document defines an extension to such commands to allow a copy of any generated message to be filed into a target mailbox. This document updates RFCs 5230 and 5435 by adding a new tagged argument to the Vacation and Notify actions, respectively.},
}